(19)

(11)

EP 1 317 688 A1

(12)

(43) Date of publication: 11.06.2003 Bulletin 2003/24 (21) Application number: 01965413.6 (22) Date of filing: 07.09.2001

(51) International Patent Classification (IPC)7: G03B 21/10 (86) International application number: PCT/GB0104/031 (87) International publication number: WO 0202/1206 (14.03.2002 Gazette 2002/11)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 07.09.2000 GB 0021989 (71) Applicant: Edney, Guy Spencer Faversham,Kent ME13 8JJ (GB)	(72) Inventor: Edney, Guy Spencer Faversham,Kent ME13 8JJ (GB) (74) Representative: Loveless, Ian Mark  Reddie & Grose,16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)